[INFO] fetching crate assemblylift-core-iomod 0.4.0-alpha.10...
[INFO] checking assemblylift-core-iomod-0.4.0-alpha.10 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate assemblylift-core-iomod 0.4.0-alpha.10 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate assemblylift-core-iomod 0.4.0-alpha.10 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assemblylift-core-iomod 0.4.0-alpha.10
[INFO] finished tweaking crates.io crate assemblylift-core-iomod 0.4.0-alpha.10
[INFO] tweaked toml for crates.io crate assemblylift-core-iomod 0.4.0-alpha.10 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 62 packages to latest compatible versions
[INFO] [stderr]       Adding capnp v0.15.3 (available: v0.20.3)
[INFO] [stderr]       Adding capnp-rpc v0.15.1 (available: v0.20.2)
[INFO] [stderr]       Adding capnpc v0.15.2 (available: v0.20.1)
[INFO] [stderr]       Adding tokio-util v0.6.10 (available: v0.7.12)
[INFO] [stderr]       Adding toml v0.5.11 (available: v0.8.19)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded capnp-futures v0.15.3
[INFO] [stderr]   Downloaded assemblylift-core-io-common v0.3.0
[INFO] [stderr]   Downloaded capnp v0.15.3
[INFO] [stderr]   Downloaded capnpc v0.15.2
[INFO] [stderr]   Downloaded capnp-rpc v0.15.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57bd6d3023474e4c625e59427307827f16d31c515f15277ccaaff04ad67f1cc6
[INFO] running `Command { std: "docker" "start" "-a" "57bd6d3023474e4c625e59427307827f16d31c515f15277ccaaff04ad67f1cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57bd6d3023474e4c625e59427307827f16d31c515f15277ccaaff04ad67f1cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57bd6d3023474e4c625e59427307827f16d31c515f15277ccaaff04ad67f1cc6", kill_on_drop: false }`
[INFO] [stdout] 57bd6d3023474e4c625e59427307827f16d31c515f15277ccaaff04ad67f1cc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 021cea42310d26cd2d457aef09623d1f7102e2a4542354a89974a46537e14032
[INFO] running `Command { std: "docker" "start" "-a" "021cea42310d26cd2d457aef09623d1f7102e2a4542354a89974a46537e14032", kill_on_drop: false }`
[INFO] [stderr]    Compiling capnp v0.15.3
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking tokio v1.41.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking assemblylift-core-io-common v0.3.0
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling capnpc v0.15.2
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stderr]    Compiling assemblylift-core-iomod v0.4.0-alpha.10 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `assemblylift-core-iomod v0.4.0-alpha.10 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/assemblylift-core-iomod-b2cc18b9513a9c4e/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-env=RUSTC_VERSION=1.85.0-nightly
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   could not open file "src/iomod_capnp.rs" for writing: Read-only file system (os error 30)
[INFO] [stderr]   thread 'main' panicked at build.rs:11:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Error { kind: Failed, description: "Error while trying to execute `capnp compile`: Failed: Read-only file system (os error 30).  Please verify that version 0.5.2 or higher of the capnp executable is installed on your system. See https://capnproto.org/install.html" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x60c34493e11a - std::backtrace_rs::backtrace::libunwind::trace::h4a182ed5026c4960
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x60c34493e11a - std::backtrace_rs::backtrace::trace_unsynchronized::hd36eaf0d0af663ac
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x60c34493e11a - std::sys::backtrace::_print_fmt::h5bc686de8bf76aa3
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x60c34493e11a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hd8bd9250b5d34cf2
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x60c3449637f3 - core::fmt::rt::Argument::fmt::h479db8f948910918
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x60c3449637f3 - core::fmt::write::h8ea7001525e04e92
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/fmt/mod.rs:1189:21
[INFO] [stderr]      6:     0x60c34493ad43 - std::io::Write::write_fmt::h9a3a3a90a20c720b
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/io/mod.rs:1884:15
[INFO] [stderr]      7:     0x60c34493df62 - std::sys::backtrace::BacktraceLock::print::h524f4afae71bff25
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x60c34493ef2c - std::panicking::default_hook::{{closure}}::hbf0efdb45c0ec2fa
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:268:22
[INFO] [stderr]      9:     0x60c34493ed72 - std::panicking::default_hook::hd8655fd75a36fb4e
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:295:9
[INFO] [stderr]     10:     0x60c34493f527 - std::panicking::rust_panic_with_hook::hfd3e39fd18e5a522
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:801:13
[INFO] [stderr]     11:     0x60c34493f3ba - std::panicking::begin_panic_handler::{{closure}}::h541106c2fc98c78e
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:674:13
[INFO] [stderr]     12:     0x60c34493e5f9 - std::sys::backtrace::__rust_end_short_backtrace::hd41b812be983a407
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]     13:     0x60c34493f04c - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:665:5
[INFO] [stderr]     14:     0x60c344961c70 - core::panicking::panic_fmt::h6d97ef49812eecdc
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/panicking.rs:76:14
[INFO] [stderr]     15:     0x60c3449620b6 - core::result::unwrap_failed::h15f0d843aaf4c779
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/result.rs:1699:5
[INFO] [stderr]     16:     0x60c344871872 - build_script_build::main::h2def61e704fd4e00
[INFO] [stderr]     17:     0x60c344870af3 - core::ops::function::FnOnce::call_once::h2eff630f1d15fc3a
[INFO] [stderr]     18:     0x60c344870996 - std::sys::backtrace::__rust_begin_short_backtrace::hb677b441fd38b016
[INFO] [stderr]     19:     0x60c344870979 - std::rt::lang_start::{{closure}}::h67999556263e1e8f
[INFO] [stderr]     20:     0x60c344936ea7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h85d3b6433c6201ad
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     21:     0x60c344936ea7 - std::panicking::try::do_call::h1e58a303c26811b2
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:557:40
[INFO] [stderr]     22:     0x60c344936ea7 - std::panicking::try::hf884ee642c4250a3
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:520:19
[INFO] [stderr]     23:     0x60c344936ea7 - std::panic::catch_unwind::h16d69298af9a3692
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panic.rs:358:14
[INFO] [stderr]     24:     0x60c344936ea7 - std::rt::lang_start_internal::{{closure}}::h5a8a6f94cdf753a6
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/rt.rs:174:48
[INFO] [stderr]     25:     0x60c344936ea7 - std::panicking::try::do_call::hf6ee2fe994f58e18
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:557:40
[INFO] [stderr]     26:     0x60c344936ea7 - std::panicking::try::hc1282bf2eeca2940
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:520:19
[INFO] [stderr]     27:     0x60c344936ea7 - std::panic::catch_unwind::h212572842a792e2c
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panic.rs:358:14
[INFO] [stderr]     28:     0x60c344936ea7 - std::rt::lang_start_internal::h9681d29d05b11740
[INFO] [stderr]                                  at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/rt.rs:174:20
[INFO] [stderr]     29:     0x60c344870957 - std::rt::lang_start::h4156cf21daaafd49
[INFO] [stderr]     30:     0x60c344871925 - main
[INFO] [stderr]     31:     0x7794d4d78d90 - <unknown>
[INFO] [stderr]     32:     0x7794d4d78e40 - __libc_start_main
[INFO] [stderr]     33:     0x60c344870865 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "021cea42310d26cd2d457aef09623d1f7102e2a4542354a89974a46537e14032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "021cea42310d26cd2d457aef09623d1f7102e2a4542354a89974a46537e14032", kill_on_drop: false }`
[INFO] [stdout] 021cea42310d26cd2d457aef09623d1f7102e2a4542354a89974a46537e14032